tooth

中文意思

n. hard bonelike structures in the jaws of vertebrates; used for biting and chewing or for attack and defense
n. something resembling the tooth of an animal
n. toothlike structure in invertebrates found in the mouth or alimentary canal or on a shell
n. a means of enforcement

n. 牙齿
The dentist told him that he needed to pull out a bad tooth.
牙医告诉他需要拔掉一颗坏牙。
n. 齿状物
He accidentally broke one tooth of the plastic comb while brushing his hair.
他梳头时不小心弄断了塑料梳子的一颗齿。
n. 爱好
My sister has a sweet tooth and eats chocolate after dinner every day.
我妹妹很喜欢吃甜食，每天晚餐后都要吃巧克力。
v. 给…装齿
The engineer decided to tooth the metal wheel so that it could turn the belt.
工程师决定给这个金属轮装上齿，以便它能带动皮带旋转。
v. 啮合
These two gears must tooth properly for the machine to run smoothly.
这两个齿轮必须正确啮合，机器才能平稳运转。